/Engine/Source/Runtime/Engine/Classes/Engine/World.h
Static function that creates a newUWorldand returns a pointer to it
static [UWorld](API\Runtime\Engine\Engine\UWorld) * CreateWorld ( const [EWorldType::Type](API\Runtime\Engine\Engine\EWorldType__Type) InWorldType, bool bInformEngineOfWorld, [FName](API\Runtime\Core\UObject\FName) WorldName, [UPackage](API\Runtime\CoreUObject\UObject\UPackage) * InWorldPackage, bool bAddToRoot, [ERHIFeatureLevel::Type](API\Runtime\RHI\ERHIFeatureLevel__Type) InFeatureLevel, const [InitializationValues](API\Runtime\Engine\Engine\UWorld\InitializationValues) * InIVS, bool bInSkipInitWorld )